I can dial you can dial he can dial we can dial you can dial they can dial
V-ing form
I can be dialling you can be dialling he can be dialling we can be dialling you can be dialling they can be dialling
Perfect
I can have dialled you can have dialled he can have dialled we can have dialled you can have dialled they can have dialled
V-ing perfect
I can have been dialling you can have been dialling he can have been dialling we can have been dialling you can have been dialling they can have been dialling
Negation
Simple form
I can't dial you can't dial he can't dial we can't dial you can't dial they can't dial
V-ing form
I can't be dialling you can't be dialling he can't be dialling we can't be dialling you can't be dialling they can't be dialling
Perfect
I can't have dialled you can't have dialled he can't have dialled we can't have dialled you can't have dialled they can't have dialled
V-ing perfect
I can't have been dialling you can't have been dialling he can't have been dialling we can't have been dialling you can't have been dialling they can't have been dialling
Interrogative form
Simple form
can I dial? can you dial? can he dial? can we dial? can you dial? can they dial?
V-ing form
can I be dialling? can you be dialling? can he be dialling? can we be dialling? can you be dialling? can they be dialling?
Perfect
can I have dialled? can you have dialled? can he have dialled? can we have dialled? can you have dialled? can they have dialled?
V-ing perfect
can I have been dialling? can you have been dialling? can he have been dialling? can we have been dialling? can you have been dialling? can they have been dialling?
Interro-negative form
Simple form
can't I dial? can't you dial? can't he dial? can't we dial? can't you dial? can't they dial?
V-ing form
can't I be dialling? can't you be dialling? can't he be dialling? can't we be dialling? can't you be dialling? can't they be dialling?
Perfect
can't I have dialled? can't you have dialled? can't he have dialled? can't we have dialled? can't you have dialled? can't they have dialled?
V-ing perfect
can't I have been dialling? can't you have been dialling? can't he have been dialling? can't we have been dialling? can't you have been dialling? can't they have been dialling?